Performance artists covered in clay to look like zombies walk trance-like through the city center on July 5, 2017 in Hamburg, Germany. In a two-hour show hundreds of actors took part in a creative public appeal for more humanity and self-responsibility ahead of the upcoming G20 summit. The G20 economic summit takes place in Hamburg July 7-8. (Photo by Sean Gallup/Getty Images)





Participants perform inthe so called “1000 Figures” demonstration before the upcoming G20 summit in Hamburg, Germany, July 5, 2017. (Photo by Hannibal Hanschke/Reuters)





Participants perform during the so called “1000 Figures” demonstration before the upcoming G20 summit in Hamburg, Germany, July 5, 2017. (Photo by Fabian Bimmer/Reuters)





Prostestors dressed-up in grey clothes like Zombies attend a arts performance called “1000 Gestalten” demonstration prior the upcoming G20 summit in Hamburg, northern Germany, 05 July 2017. The G20 Summit (or G-20 or Group of Twenty) is an international forum for governments from 20 major economies. The summit is taking place in Hamburg 07 to 08 July 2017. (Photo by Lukas Barth-Tuttas/EPA)





Prostestors dressed in grey clothes like Zombies attend a arts performance called “1000 Gestalten” demonstration prior the upcoming G20 summit in Hamburg, northern Germany, 05 July 2017. (Photo by Friedemann Vogel/EPA)





Prostestors dressed in grey clothes like Zombies attend a arts performance called “1000 Gestalten” demonstration prior the upcoming G20 summit in Hamburg, northern Germany, 05 July 2017. (Photo by Lukas Barth-Tuttas/EPA)





Prostestors dressed in grey clothes like Zombies attend a arts performance called “1000 Gestalten” demonstration prior the upcoming G20 summit in Hamburg, northern Germany, 05 July 2017. (Photo by Lukas Barth-Tuttas/EPA)





Activists in a clay outfits at the Rathausmarkt during the art protest campaign “1000 Gestalten” (lit 1000 figures), for more solidarity and political participation, in Hamburg, Germany, 17 June 2017. (Photo by Lukas Barth-Tuttas/DPA/Alamy Live News)





Prostestors dressed in grey clothes like Zombies attend a arts performance called “1000 Gestalten” demonstration prior the upcoming G20 summit in Hamburg, northern Germany, 05 July 2017. (Photo by Lukas Barth-Tuttas/EPA)





Performer smeared with clay demonstrate during the art action “1000 Gestalten” on July 5, 2017, on a street in Hamburg, northern Germany, where leaders of the world's top economies will gather for a G20 summit. More than 100,000 anti-capitalist demonstrators, including several thousand leftwing extremists, are expected to descend on the Hanseatic city ahead of the two-day summit which opens on Friday, July 7, 2017. (Photo by Christof Stache/AFP Photo)





Prostestors dressed in grey clothes like Zombies attend a arts performance called “1000 Gestalten” demonstration prior the upcoming G20 summit in Hamburg, northern Germany, 05 July 2017. (Photo by Friedemann Vogel/EPA)





Participants celebrate after the performance “1000 Gestalten” with hundreds of people painted like clay figures moved slowly and silently through the streets of Hamburg to protest against the G-20 summit in Hamburg, northern Germany, Wednesday, July 5, 2017. The leaders of the group of 20 meet July 7 and 8. (Photo by Matthias Schrader/AP Photo)





A woman crosses the street in front of the approaching performance “1000 Gestalten” with hundreds of people painted like clay figures moving slowly and silently through the streets of Hamburg to protest against the G-20 summit in Hamburg, northern Germany, Wednesday, July 5, 2017. (Photo by Matthias Schrader/AP Photo)





Participants celebrate after the performance “1000 Gestalten” with hundreds of people painted like clay figures moved slowly and silently through the streets of Hamburg to protest against the G-20 summit in Hamburg, northern Germany, Wednesday, July 5, 2017. (Photo by Matthias Schrader/AP Photo)





Prostestors looking like Zombies take off their grey clothes during an arts performance called “1000 Gestalten” demonstration prior the upcoming G20 summit in Hamburg, northern Germany, 05 July 2017. (Photo by Lukas Barth-Tuttas/EPA)